alternative spelling of 蕩蕩: spacious, grandiose; level and peaceful; gushing, surging, rushing; gentle; disordered, unconstrained

warm or hot water

hot water

(rare) a female given name

湯桶: A lacquerware container with a spout for holding broth or tea for consumption after a meal; a type of tea caddy shaped like a pail.

a hot spring one has discovered that he/she wishes to keep secret from others, a secret hot spring

a hot water bottle / (Kansai) a tall kettle used to heat sake

a hot water bottle

men's bath (in a public bath)

women's bath (in a public bath)